Byrhtferth's manual : A. D. 1011 : now edited for the first time from ms. Ashmole 328 in the Bodleian library / with an introduction, translation, sources, vocabulary, glossary of technical terms, appendices and seventeen plates by S. J. Crawford

Byrhtferth's manual : A. D. 1011 : now edited for the first time from ms. Ashmole 328 in the Bodleian library / with an introduction, translation, sources, vocabulary, glossary of technical terms, appendices and seventeen plates by S. J. Crawford